Add information about known extension categories (types) to extension documentation
Signed-off-by: Ryan Northey <ryan@synca.io>
Mirrored from https://github.com/envoyproxy/envoy @ 7adc0393221467fcae18052c1f7caf0cb6048d2e
In the closed-source implementation of the AWS X-Ray tracer extension
there was additional span metadata that was hard-coded for the AWS App Mesh
service. This was expectedly removed from the implementation that was
upstreamed but there was a miss in adding an API to re-add this metadata
to spans.
Signed-off-by: Scott LaVigne <lavignes@amazon.com>
Mirrored from https://github.com/envoyproxy/envoy @ 64731cece4fb1c7a63251007e3f8bf319d1cb895